This page explains how Brian Bartley (USATT# 54303)'s rating went from 1999 to 1975 at the 2015 Indiana State Championships held on - 3 May 2015. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.